#top{
	width: 700px;
	height: 153px;

}
#banner{
	width: 700px;
	height: 120px;
	background-image: url(../img/banner.jpg);
}
/* 导航 */
#caidan ul li{
	float: left;
	width: 100px;
	list-style: none;
	text-align: center;
	font-size: 12px;
	background-image: url(../img/button1.jpg);
	line-height: 33px;
}
#caidan ul li a{
	text-decoration: none;
	color: black;
	display: block;
}
#caidan ul li a:hover{
	background-image: url(../img/button1_bg.jpg);
}
